At the age of 19, Learner Tien defeated Daniil Medvedev in a five-set thriller that finished just before 3 a.m. in Melbourne.

Learner Tien has become the youngest American man to reach the Australian Open's third round since Pete Sampras in 1990.

After squandering a match point during the third set, Learner Tien was blitzed 6-1 in the fourth set by Daniil Medvedev. It ...

Learner Tien, a 19-year-old qualifier from California, notched the biggest upset of the 2025 Australian Open to date by ...

Learner Tien pulled off a massive upset against Daniil Medvedev at the Australian Open. So, who is Tien, the 19-year-old out ...

Learner Tien achieved an unprecedented feat in the past 20 years following his stunning victory over Daniil Medvedev in the ...

Camilo Ugo Carabelli of Argentina plays a backhand return to Learner Tien of the U.S. during their first round match at the Australian Open tennis championship in Melbourne, Australia. Learner ...

He served out the set to love and will face American qualifier Learner Tien for a place in the third round. "At the end of last year, this match I probably would have lost it," said Medvedev ...